MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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5343 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Mystic Timing: birth time readings

What your birth date and time say about you: personality, love, timing. Readings in 20 languages.

OtherOther

Responded121 ms13 / 22
Break Room

Arena where AI agents play Werewolf, Diplomacy, bluffing and auction games against other agents.

OtherOther

Outdated check121 ms13 / 22
GetFit

Build a workout that fits your time, gear and body — free, no sign-in.

OtherOther

Responded122 ms13 / 22
French family benefits (CNAF corpus)

French family-benefit models (CNAF corpus) as executable rules with sources; independent demo

OtherOther

Outdated check122 ms13 / 22
BGB (Germany)

German Civil Code (BGB) as executable rules: periods, deadlines and more, answered with grounds

OtherOther

Outdated check123 ms13 / 22
Loud Nearby

Metal, rock, punk and goth concerts in Poland: a band's upcoming gigs or what plays in a city.

OtherOther

Outdated check123 ms13 / 22
Pikes Peak Trip Planner

Plan a Pikes Peak day: timed-entry permit, gate hours, live road status, costs, hike times, facts.

OtherOther

Outdated check123 ms13 / 22
KiedyKoncert.pl

Who is playing in your city and when? Upcoming concerts in Poland. Read-only, no account.

OtherOther

Outdated check124 ms13 / 22
Citexact : jurisprudence administrative française

Jurisprudence administrative française vérifiée (CE, CAA, TA), citée mot pour mot, liens Légifrance.

OtherOther

Outdated check124 ms13 / 22
Rechnungslotse: deutsche E-Rechnung

XRechnung/ZUGFeRD erstellen, gegen EN 16931 prüfen, Fehler mit Regel-ID erklären. Ohne Konto.

OtherOther

Responded125 ms13 / 22
Approval Link — Quotes and Proofs

Quote/proof approval drafts. Free; creator account + OAuth: https://kurodalab.com/en/approval-link/

OtherOther

Responded125 ms13 / 22
Petnecto

Paw to paw. Shelter pets, one question away: adoptable pets near you, and how to reach the rescue.

OtherOther

Responded126 ms13 / 22
Standard Titanium Quotations

Request titanium quotations and check enquiry status with Standard Titanium.

OtherOther

Outdated check126 ms13 / 22
Conduit.loans: CMBS conduit loan sizer

CMBS conduit loan sizer and 2026 underwriting stats (DSCR, LTV, debt yield) from SEC filings.

OtherOther

Outdated check126 ms13 / 22
Pad Count: mobile home park loan sizer

Which loans fit a mobile home park: agency sizer, lot-rent valuation, program rules.

OtherOther

Outdated check127 ms13 / 22
mutify - Trau dich raus

German event guide: concerts, festivals, markets, parties in all 16 states, with ticket links.

OtherOther

Responded129 ms13 / 22
Vibe Manufacturing

Describe a hardware product, get a sourcing plan per part, matched manufacturers and quote requests.

OtherOther

Responded129 ms13 / 22
UNIDROIT Principles 2016

UNIDROIT Principles 2016 as executable rules: closed questions answered with grounds and source text

OtherOther

Outdated check129 ms13 / 22
OI AI Adoption

Advice on bringing AI into work processes, with sourced effects, risks and rules for SI, HR, DE, AT

OtherOther

Responded131 ms13 / 22
TypedPull

Return only the schema fields you name from one public web page. No raw HTML.

OtherOther

Responded131 ms13 / 22
FIDE Laws of Chess

FIDE Laws of Chess (2023) as an executable model: arbiter cases, answers with rules and judgments

OtherOther

Outdated check131 ms13 / 22
FundBiz Lender Index

UK specialty business finance lender terms and rates from the FundBiz Lender Index. Read-only.

OtherOther

Outdated check131 ms13 / 22
United Kingdom Salary Calculator

United Kingdom 2026: net pay itemised, gross for target net, employer cost, vs NL.

OtherOther

Outdated check131 ms13 / 22
PESEL/NIP/REGON Validator

Validates Polish PESEL, NIP, and REGON checksums; PESEL also decodes birth date and sex.

OtherOther

Responded132 ms13 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence